Green Fluorescent Protein comes from the jellyfish Aequoria victoria and is used in a variety of research applications. This site has many useful GFP application links. See also these resources from Carl Zeiss Inc and Nikon.

Immuno-gold

Immuno-gold can be useful when using a confocal in reflectance mode. Information about immuno-gold reagents can be found at Nanoprobes, Inc.

Sample Preparation Resources

This searchable archive of the confocal listserver can be an invaluable place to see if a question that you have has already been answered. Unfortunately as of 2017, users must request a password, making this somewhat less useful.